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In Kenya, waste is collected twice a week and taken to a resource recovery facility, where the high temperatures in solar concentrators sterilise the waste. It is then turned into charcoal briquettes that are used as fuel. (Fredrik Lerneryd)
ENVIRONMENT

How our urine and faeces can be used to fuel growth and create a cleaner environment

Recycling human waste not only cuts down on landfill use but can also give birth to economically viable products such as fertilisers and fuel

  • Sudhir Pillay
6 min read